Buick Lesabre Engine Idle Erratic

My Car Has Trouble Starting Sometimes. You Have To Give It Gas To Start, And Sometimes It'll Struggle When In Park And The Engine Is Running...

My Grandma Just Bought A 99 Buick Lesaber Yesterday And It Ran Fine In Test Drive And Drive Home. It Was Low On Gas The Warning Light Was On...

For Some Time Now My Car Has Had An Erratic Idle. A Few Ideas That People Have Given Me Is That It Could Be A Clogged Filter, Bad Fuel Pump...